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#1 |
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Polk Guru
Member Sales Rating: (19)
Join Date: Sep 2003
Posts: 8,172
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It's been a while since we listed our favorite tweaks. This time, let's confine it to free or cheap tweaks.
Of course the obvious ones involve screwing around with placement and toe-in. Another simple tweak is taking the grilles off the speakers. But my favorite cheap tweak would have to be putting a concrete paver under my sub.
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HT/2-channel Rig: Sony 50” LCD TV; Toshiba HD-A2 DVD player; Emotiva LMC-1 pre/pro; Rogue Audio M-120 monoblocks (modded); Placette RVC; Emotiva LPA-1 amp; Bada HD-22 tube CDP (modded); VMPS Tower II SE (fronts); DIY Clearwave Dynamic 4CC (center); Wharfedale Opus Tri-Surrounds (rear); and VMPS 215 sub "God grooves with tubes." |
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#2 |
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Polk Expert
Member Sales Rating: (0)
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being the scientist type that i am, and a novice in the HT world, an explanation of WHY this is a good tweak would be cool too... the first three of early b.'s i understand, the slab i do not... why?
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It's not good, very fundamentally simply not good. - geolemon "Its not good enough until we have real-time fearmongering. I want my fear mongered as it happens." - Shizelbs |
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#3 |
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Sid the Kid
Member Sales Rating: (21)
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Slabs isolate the subwoofer from the floor, lessen the chances of your floor becoming a trampoline and resorts to cleaner, more accurate bass...
I think crossover upgrades should be at the top of the list... The no grill thing is an excellent point... mainly because grill cloth damps the highs around 13khz... - or sometimes the grills just suck (Infinity Beta)... Placement...well I've started quite a long thread on that one...
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Da Rig- Mains- Tyler Acoustics Super Towers Subwoofer- Tyler Acoustics Custom Seas 10" Stereo Subs Amplifier- Odyssey Stratos Extreme Mono Blocks Preamp- Odyssey Candela CD Player- Symphonic Line Vibrato The CD Player Power Conditioner- MIT Z Center Speaker Cables- MIT Shotgun S2 Bi-Wire Signal Cables- MIT Shotgun S2 Subwoofer Cables- MIT AVT 1 Power Cables- MIT Shotgun AC1 (Amps/Pre/CDP) MIT Z Cord II (Conditioner/Subs) Polks are in the truck! |
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#4 |
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Polkhead
Member Sales Rating: (7)
Join Date: Nov 2002
Location: Northern Virginia
Posts: 1,024
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If one has a pair of SDA's, which go close to the back wall by design, try putting a soft wall hanging (decorative blanket or rug) on the wall between the speakers. If you can avoid it, do not put large glass objects, like mirrors or large TV's between speakers for two channel systems. This made a big difference in soundstage depth with mine.
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1. JMlab Electra 920.1 and CC30; Polk LSiFX; MB Quart Vera Sub; Marantz AV8003 pre/pro; B&K 200.2; Emotiva XPA-5; Wadia 170i; Toshiba HD-XA2 HD-DVD; Oppo BDP-83 Blu-Ray; Samsung 52" A650 LCD 1080P; PS Audio Power Plant 2. Polk SDA-SRS 2.3TL; Sonic Frontiers Line 3SE+; Classe Model 25 amp; Musical Fidelity A5 CD; Music Hall MMF7 and The Clamp; PS Audio GCPH; PS Audio P1000 3. Spendor S6; Sonic Frontiers Line 3SE and Power 2; Perreaux CD1P |
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#5 |
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Polk Guru
Member Sales Rating: (6)
Join Date: Sep 2003
Location: Javelina Highway
Posts: 9,685
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My 2 favorite nearly free tweaks:
1. Placing speakers on tile/slab when the room is carpeted 2. Cable management. Many people overlook good cable management, they have these huge, expensive systems and cables everywhere. AC laying on speaker cables, laying on IC's....nasty. Clean those runs up and pitch the AC line conditioner (you won't need it no mo'). My system is deadly quiet.
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- C.E.C. CD-3300 CD Transport - Belden 1694A Digital Coaxial - Benchmark DAC/PRE Preamp/DAC - Kimber Hero Interconnects - Parasound HCA-1500A Power Amplifier - Kimber 8TC v.2 Speaker Cable - Energy Connoisseur C-9 Speakers |
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#7 |
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Polkologist
Member Sales Rating: (2)
Join Date: Aug 2003
Location: BC, Canada
Posts: 2,898
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Kind of a placement thing but make sure tweeters are at ear level.
Replacing the jumpers is really cheap and easy but it's up to you to decide if you can hear a difference. (myself .... I'm not quite sure if it does) |
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#9 |
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Polk-a-dweeb
Member Sales Rating: (0)
Join Date: Apr 2002
Location: Colorado
Posts: 5,963
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Calibrate your HT system with an SPL Meter.
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9/11 - WE WILL NEVER FORGET!! (<---<<click) 2005-06 Club Polk Football Pool Champion!!
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#13 |
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Polkologist
Member Sales Rating: (4)
Join Date: Feb 2005
Posts: 2,829
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For HT- get a pair of step ladders, put your rear surrounds on 'em and move them to every reasonable position in the room till you find the best. It's amazing the difference that it can make, and the "right" position isn't always where you think it is. OH, and you have to calibrate w/ a SPL meter between each try.
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Gallo Ref 3.1 : Bryston 4b SST : Musical fidelity CD Pre : VPI HW-19 Gallo Ref AV, Frankengallo Ref 3, LC60i : Bryston 9b SST : Meridian 565 Jordan JX92s : MF X-T100 : Xray v8 Backburner:Krell KAV-300i |
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#15 |
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Polk Guru
Member Sales Rating: (19)
Join Date: Sep 2003
Posts: 8,172
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Hey, thanks for the cable management ideas. Hadn't considered that one.
Funny you should mention it, Thug, but I've been looking into the whole ear candling thing. I want to get it done just so I can run home, turn on my 2-channel system and hear stuff I haven't heard before! I wonder how long it lasts before your ears fill up with wax again.... |
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#16 |
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Polk Guru
Member Sales Rating: (19)
Join Date: Sep 2003
Posts: 8,172
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This sounds really stupid, but I put a few coats of polyurethane on the inside of my wood speakers. Why, you ask? Because there are times in our lives when we do things for absolutely no reason whatsoever. Nevertheless, I did a great job convincing myself that it actually gave the highs a bit more detail, so the psychological effect was beneficial.
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#17 |
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Polkologist
Member Sales Rating: (13)
Join Date: Jul 2003
Location: The Beautiful Central Oregon Coast
Posts: 3,139
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Windex. Clean your CD's squeaky clean with Windex and an old cotton undershirt. Wipe from inside towards the outer edge all the way around until smudge and gunk free. Believe me, there's stuff on there you don't see. Awesome tweak!
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#18 |
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Polkazoid
Member Sales Rating: (1)
Join Date: Apr 2005
Location: Houston/San Antonio (College)
Posts: 998
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how thick of concrete do ya need for isolation? like will one inch thick do it?
Chris
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Receiver: Onkyo TX-SR502-S DVD Player: Pioneer DV-578A-S Left and Right: R50 Center: CS1 Rear Center: R15 Surrounds: R30 Subwoofer: 10'' Dayton 100 Watt |
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#19 | |
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Polk Guru
Member Sales Rating: (19)
Join Date: Sep 2003
Posts: 8,172
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Quote:
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#20 | |
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Polkologist
Member Sales Rating: (4)
Join Date: Feb 2005
Posts: 2,829
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Quote:
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#21 |
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Polk Guru
Member Sales Rating: (13)
Join Date: Jul 2001
Location: Northern Colorado
Posts: 9,983
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"Feel" each of your components. If you feel a vibration such as 60hz you can find the vibrating part (usually a transformer) and damp it.
madmax
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Vinyl, the final frontier... Avantgarde horns, 300b tubes, thats the kinda crap I want... |
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#22 | |
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Polkazoid
Member Sales Rating: (1)
Join Date: Apr 2005
Location: Houston/San Antonio (College)
Posts: 998
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Quote:
I think i'll do that... Thanks, Chris Will report if there is any difference... |
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#24 |
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Polk Guru
Member Sales Rating: (2)
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Clean your gear.
Dust and grime from your greasy fingers gumming everything up builds up over time. Dust and grime not only cut down the gear's ability to dissapate heat but it can hamper smooth operation of dials and buttons. If you keep the gear clean, not only does it look spectacular but it runs cooler too. Cooler running means better performance out of it.
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You're just jealous 'cause the voices don't talk to you! |
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#26 | |
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Polk Master
Member Sales Rating: (17)
Join Date: Mar 2004
Location: Ottawa
Posts: 5,539
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Quote:
I have had it done 3 times, fells great, Now My wife and I do it ( the candleling(if a word)) to each other. |
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#27 | |
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Polk Master
Member Sales Rating: (17)
Join Date: Mar 2004
Location: Ottawa
Posts: 5,539
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Quote:
Why the slabs under the main speakers ? same results as the sub ? My wife would say, geez this place looks like a construction zone. My reply would be snarky " great here's your hard hat" |
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#28 | |
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Polk Guru
Member Sales Rating: (7)
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Quote:
Why Ear Candling Is Not a Good Idea Ear Candling Exposed If you want to clean your inner ears, do some basic irrigation with one of those solutions that you find at a drug store. If you have actual ear wax PROBLEMS, go see a doctor. I know 20 people are going to now say they've had it done a million times and notice a positive effect with no negatives, but I'm just sayin... not good for you. You all like... good sound, I wouldn't eff with your ears... they're kinda necessary in this hobby.
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#30 |
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Polk Master
Member Sales Rating: (17)
Join Date: Mar 2004
Location: Ottawa
Posts: 5,539
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Bob, is right, I did one of my wife's ears and the suction it caused left here with pain for 1 week.
It not only cleans wax but you should see the crap that comes out of our ears. I know it's gross but anytime we do it we cut the candle open and check out the gunk On the other hand everything is good in moderation |
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